unferociously

• a word derived from ferocious.
  ferocious

  adjective

  savagely fierce, as a wild beast, person, action, or aspect; violently cruel.

Related Words

• brutal
• brutish
• cruel
• fierce
• frightful
• merciless
• murderous
• ravenous
• relentless
• ruthless
• savage
• vehement
• vicious
• voracious